328853639 has 2 divisors, whose sum is σ = 328853640. Its totient is φ = 328853638.

The previous prime is 328853599. The next prime is 328853663. The reversal of 328853639 is 936358823.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (936358823) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 328853639 - 2⁸ = 328853383 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 328853593 and 328853602.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (328853039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164426819 + 164426820.

It is an arithmetic number, because the mean of its divisors is an integer number (164426820).

Almost surely, 2^328853639 is an apocalyptic number.

328853639 is a deficient number, since it is larger than the sum of its proper divisors (1).

328853639 is an equidigital number, since it uses as much as digits as its factorization.

328853639 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 933120, while the sum is 47.

The square root of 328853639 is about 18134.3221268400. The cubic root of 328853639 is about 690.2412088146.

The spelling of 328853639 in words is "three hundred twenty-eight million, eight hundred fifty-three thousand, six hundred thirty-nine".